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What is the Least Common Multiple of 65000 and 65012?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 65000 and 65012 is 1056445000.

LCM(65000,65012) = 1056445000

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Least Common Multiple of 65000 and 65012 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65000 and 65012, than apply into the LCM equation.

GCF(65000,65012) = 4
LCM(65000,65012) = ( 65000 × 65012) / 4
LCM(65000,65012) = 4225780000 / 4
LCM(65000,65012) = 1056445000

Least Common Multiple (LCM) of 65000 and 65012 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65000 and 65012. First we will calculate the prime factors of 65000 and 65012.

Prime Factorization of 65000

Prime factors of 65000 are 2, 5, 13. Prime factorization of 65000 in exponential form is:

65000 = 23 × 54 × 131

Prime Factorization of 65012

Prime factors of 65012 are 2, 16253. Prime factorization of 65012 in exponential form is:

65012 = 22 × 162531

Now multiplying the highest exponent prime factors to calculate the LCM of 65000 and 65012.

LCM(65000,65012) = 23 × 54 × 131 × 162531
LCM(65000,65012) = 1056445000